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Re: [Xen-devel] need to explain the code

from [James Song]

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To:	"Keir Fraser" <keir.fraser@xxxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject:	Re: [Xen-devel] need to explain the code
From:	"James Song" <jsong@xxxxxxxxxx>
Date:	Thu, 05 Nov 2009 01:38:15 -0700
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Thanks Keir, It's real a bit odd :-)

- James (song wei)
>>> Keir Fraser <keir.fraser@xxxxxxxxxxxxx> 2009-11-5 15:58 >>>
It gets assigned tro via that macro. I.e.,
HYPERVISOR_COMPAT_VIRT_START(d) = ...
Which is a bit odd. :-) You can grep for that, and find it in
arch/x86/domain.c and arch/x86/domain_build.c.

-- Keir

On 05/11/2009 06:25, "James (song wei)" <jsong@xxxxxxxxxx> wrote:

>
> I see the XEN code about "#define HYPERVISOR_COMPAT_VIRT_START(d)
> ((d)->arch.hv_compat_vstart)" in xen/include/asm-x86/config.h and be puzzled
> that where did the code allocate a value to hv_compat_vstart?
> Someone could tell me. thanks in advance!
>
> -James (song wei)

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